private void btnDelete_Click(object sender, EventArgs e) { var response = FactoryObject.Products; if (IsThereProductsInTheOrderTable(lbProduct.SelectedItem.ToString())) { MessageBox.Show("Bu kategoriyi silemezsiniz"); return; } else { response.Remove(response.Where(x => x.ProductName == lbProduct.SelectedItem.ToString()).FirstOrDefault()); ReadWriteData.DeleteData <Product>("product", response); } lbProduct.Items.Clear(); UrunGetir(); }
private void btnDelete_Click(object sender, EventArgs e) { var response = FactoryObject.Categories; if (SeciliKategoriAltindaUrunVarMi(lbCategory.SelectedItem.ToString())) { MessageBox.Show("Bu kategoriyi silemezsiniz"); return; } else { response.Remove(response.Where(x => x.CategoryName == lbCategory.SelectedItem.ToString()).FirstOrDefault()); ReadWriteData.DeleteData <Categories>("category", response); } lbCategory.Items.Clear(); KategoriGetir(); }